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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Purchase services.
  •  China "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    JJG 258-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 106-1981 Verification regulation of chronometer with pointer indication

    JJ-China Metrological Standards

    JJG 99-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 97-1981 (Goniometer test procedures)

    JJ-China Metrological Standards

    JJG 94-1981 Verification Regulation of Dual-Flank Gear Rolling Tester

    JJ-China Metrological Standards

    JJG 93-1981 Verification Regulation of Universal Involute Gear Tester

    JJ-China Metrological Standards

    JJG 80-1981 Verification regulation of tangential gear thickness gauge

    JJ-China Metrological Standards

    JJG 282-1981 Verification regulation of coaxial thin film thermoelectric power head

    JJ-China Metrological Standards

    JJG 281-1981 Verification regulation of waveguide slotted line

    JJ-China Metrological Standards

    JJG 280-1981 Verification regulation of standard thermistor bridge type M4-1

    JJ-China Metrological Standards

    JJG 279-1981 Verification Regulation of HE Microvoltmeter Type WFG-1B

    JJ-China Metrological Standards

    JJG 278-1981 Verification regulation of Oscilloscope Calibrator

    JJ-China Metrological Standards

    JJG 260-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 81-1981 Verification regulation of cormmon normal tester

    JJ-China Metrological Standards

    JJG 259-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 277-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 261-1981 Verification regulation of standard compression vacuum gauge

    JJ-China Metrological Standards

    JJG 262-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 263-1981 Verification Regulation of MFS-2A Double Pulse Generator

    JJ-China Metrological Standards

    JJG 264-1981 Verification Reguiation of Test Weight Apparatus

    JJ-China Metrological Standards


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